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<a href="#pub-methods">Public Member Functions</a>  </div>
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<div class="title">effective_ensemble Class Reference</div>  </div>
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<!-- doxytag: class="effective_ensemble" -->
<p><a href="classeffective__ensemble-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#aab2c28e0fa671b3de5621637c8248aba">effective_ensemble</a> (const <a class="el" href="classeffective__ensemble.html">effective_ensemble</a> &amp;eff)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a219e1442900e26006e0ca536bf930f65">effective_ensemble</a> (int no_of_states, int dim_of_H)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#ac3b36af5210e393e432ccff484f0d120">effective_ensemble</a> (matrix&lt; std::complex&lt; double &gt; &gt; mat, vector&lt; double &gt; vec, vector&lt; int &gt; o)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classeffective__ensemble.html">effective_ensemble</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a57c715c98a4a53fe946b397ac41cf3e6">operator=</a> (const <a class="el" href="classeffective__ensemble.html">effective_ensemble</a> eff)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">vector&lt; std::complex&lt; double &gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a64fa3caea60b60d628cfb83620714184">get_state</a> (int alpha)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#ac1f6a31d665e8b8c6b8b7ec933426c5f">set_state</a> (int alpha, vector&lt; std::complex&lt; double &gt; &gt; vec)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a5de7fb1227e8ae7148a43358f2db86a6">set_P</a> (vector&lt; double &gt; p)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a741ddc60abfe7d848042f4417e37dd1a">P</a> (int alpha)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#acca453c9c147022c4a922bb39f7f54a2">get_dim</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">vector&lt; double &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#ae26ba337aa9bf150dad65a982a8a14fd">P</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">matrix&lt; std::complex&lt; double &gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a2330d34a5a9099311823eb1449e03c62">rho</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a687a5dcadcdc6966be58146fac5f9054">get_number_of_states</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">vector&lt; std::complex&lt; double &gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a4888b906153e27ce839f8fc3c26c254b">rho_vec</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#ac1ab91b9846a1f5250b2ba99b85238f3">occupancy</a> (int alpha)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">vector&lt; int &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classeffective__ensemble.html#a8abf0c99cca446b7c9332f5298eba989">occupancy</a> ()</td></tr>
</table>
<hr/><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="aab2c28e0fa671b3de5621637c8248aba"></a><!-- doxytag: member="effective_ensemble::effective_ensemble" ref="aab2c28e0fa671b3de5621637c8248aba" args="(const effective_ensemble &amp;eff)" -->
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          <td class="memname"><a class="el" href="classeffective__ensemble.html#aab2c28e0fa671b3de5621637c8248aba">effective_ensemble::effective_ensemble</a> </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="classeffective__ensemble.html">effective_ensemble</a> &amp;&#160;</td>
          <td class="paramname"><em>eff</em></td><td>)</td>
          <td></td>
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<div class="memdoc">
<p>copy constructor</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">eff</td><td>reference to object type effective_ensebmle </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a class="anchor" id="a219e1442900e26006e0ca536bf930f65"></a><!-- doxytag: member="effective_ensemble::effective_ensemble" ref="a219e1442900e26006e0ca536bf930f65" args="(int no_of_states, int dim_of_H)" -->
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          <td class="memname"><a class="el" href="classeffective__ensemble.html#aab2c28e0fa671b3de5621637c8248aba">effective_ensemble::effective_ensemble</a> </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>no_of_states</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>dim_of_H</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<div class="memdoc">
<p>constructor</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">no_of_states</td><td>number of states in the effective ensemble </td></tr>
    <tr><td class="paramname">dim_of_H</td><td>dimension of the Hilbert space </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a class="anchor" id="ac3b36af5210e393e432ccff484f0d120"></a><!-- doxytag: member="effective_ensemble::effective_ensemble" ref="ac3b36af5210e393e432ccff484f0d120" args="(matrix&lt; std::complex&lt; double &gt; &gt; mat, vector&lt; double &gt; vec, vector&lt; int &gt; o)" -->
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          <td class="memname"><a class="el" href="classeffective__ensemble.html#aab2c28e0fa671b3de5621637c8248aba">effective_ensemble::effective_ensemble</a> </td>
          <td>(</td>
          <td class="paramtype">matrix&lt; std::complex&lt; double &gt; &gt;&#160;</td>
          <td class="paramname"><em>mat</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">vector&lt; double &gt;&#160;</td>
          <td class="paramname"><em>vec</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">vector&lt; int &gt;&#160;</td>
          <td class="paramname"><em>o</em>&#160;</td>
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        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<p>constructor</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">mat</td><td>d x n matrix&lt;std::complex&lt;double&gt; &gt; of the states. d is the dimenstion of Hilbert space and n is the number of the states. </td></tr>
    <tr><td class="paramname">vec</td><td>vector&lt;double&gt; of probabilities of length n. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="acca453c9c147022c4a922bb39f7f54a2"></a><!-- doxytag: member="effective_ensemble::get_dim" ref="acca453c9c147022c4a922bb39f7f54a2" args="()" -->
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          <td class="memname">int <a class="el" href="classeffective__ensemble.html#acca453c9c147022c4a922bb39f7f54a2">effective_ensemble::get_dim</a> </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<div class="memdoc">
<p>Return the number of states in the ensemble.</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>number of states in the ensemble type int. </dd></dl>

</div>
</div>
<a class="anchor" id="a687a5dcadcdc6966be58146fac5f9054"></a><!-- doxytag: member="effective_ensemble::get_number_of_states" ref="a687a5dcadcdc6966be58146fac5f9054" args="()" -->
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          <td class="memname">int <a class="el" href="classeffective__ensemble.html#a687a5dcadcdc6966be58146fac5f9054">effective_ensemble::get_number_of_states</a> </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<p>Return the number of states in the ensemble.</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>number of states in the ensemble type int. </dd></dl>

</div>
</div>
<a class="anchor" id="a64fa3caea60b60d628cfb83620714184"></a><!-- doxytag: member="effective_ensemble::get_state" ref="a64fa3caea60b60d628cfb83620714184" args="(int alpha)" -->
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          <td class="memname">vector&lt; std::complex&lt; double &gt; &gt; <a class="el" href="classeffective__ensemble.html#a64fa3caea60b60d628cfb83620714184">effective_ensemble::get_state</a> </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>alpha</em></td><td>)</td>
          <td></td>
        </tr>
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<p>Obtain a state vector in the effective ensemble.</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">alpha</td><td>index of the state vector</td></tr>
  </table>
  </dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>vector&lt;std::complex&lt;double&gt; a state vector </dd></dl>

</div>
</div>
<a class="anchor" id="ac1ab91b9846a1f5250b2ba99b85238f3"></a><!-- doxytag: member="effective_ensemble::occupancy" ref="ac1ab91b9846a1f5250b2ba99b85238f3" args="(int alpha)" -->
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          <td class="memname">int <a class="el" href="classeffective__ensemble.html#ac1ab91b9846a1f5250b2ba99b85238f3">effective_ensemble::occupancy</a> </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>alpha</em></td><td>)</td>
          <td></td>
        </tr>
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<p>Get occupation of state alpha</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">alpha</td><td>index of the state</td></tr>
  </table>
  </dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>&lt;int&gt; number of ensemble members in state <img class="formulaInl" alt="$\vert \psi_\alpha \rangle$" src="form_0.png"/>. </dd></dl>

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<a class="anchor" id="a8abf0c99cca446b7c9332f5298eba989"></a><!-- doxytag: member="effective_ensemble::occupancy" ref="a8abf0c99cca446b7c9332f5298eba989" args="()" -->
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          <td class="memname">vector&lt;int&gt; <a class="el" href="classeffective__ensemble.html#ac1ab91b9846a1f5250b2ba99b85238f3">effective_ensemble::occupancy</a> </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<p>Ge all occupation numbers</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>vector&lt;int&gt; </dd></dl>

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<a class="anchor" id="a57c715c98a4a53fe946b397ac41cf3e6"></a><!-- doxytag: member="effective_ensemble::operator=" ref="a57c715c98a4a53fe946b397ac41cf3e6" args="(const effective_ensemble eff)" -->
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          <td class="memname"><a class="el" href="classeffective__ensemble.html">effective_ensemble</a> &amp; effective_ensemble::operator= </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="classeffective__ensemble.html">effective_ensemble</a>&#160;</td>
          <td class="paramname"><em>eff</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<p>Copy constructor</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">eff</td><td>object of type effective ensemble.</td></tr>
  </table>
  </dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>reference to object type effective ensemble. </dd></dl>

</div>
</div>
<a class="anchor" id="a741ddc60abfe7d848042f4417e37dd1a"></a><!-- doxytag: member="effective_ensemble::P" ref="a741ddc60abfe7d848042f4417e37dd1a" args="(int alpha)" -->
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          <td class="memname">double <a class="el" href="classeffective__ensemble.html#a741ddc60abfe7d848042f4417e37dd1a">effective_ensemble::P</a> </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>alpha</em></td><td>)</td>
          <td></td>
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<p>Return a probability of a state in the ensemble.</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">alpha</td><td>index of the particular state.</td></tr>
  </table>
  </dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>probability of <img class="formulaInl" alt="$\vert \psi_\alpha \rangle$" src="form_0.png"/> in the ensemble. </dd></dl>

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<a class="anchor" id="ae26ba337aa9bf150dad65a982a8a14fd"></a><!-- doxytag: member="effective_ensemble::P" ref="ae26ba337aa9bf150dad65a982a8a14fd" args="()" -->
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          <td class="memname">vector&lt; double &gt; <a class="el" href="classeffective__ensemble.html#a741ddc60abfe7d848042f4417e37dd1a">effective_ensemble::P</a> </td>
          <td>(</td>
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<p>Return a probability vector.</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>vector&lt;double&gt; containing probabilities of the different states in the ensemble. </dd></dl>

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</div>
<a class="anchor" id="a2330d34a5a9099311823eb1449e03c62"></a><!-- doxytag: member="effective_ensemble::rho" ref="a2330d34a5a9099311823eb1449e03c62" args="()" -->
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          <td class="memname">matrix&lt; std::complex&lt; double &gt; &gt; <a class="el" href="classeffective__ensemble.html#a2330d34a5a9099311823eb1449e03c62">effective_ensemble::rho</a> </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<p>Return the density matrix of the system <img class="formulaInl" alt="$ \rho=\sum_\alpha p_\alpha\vert\psi_\alpha\rangle\langle\psi_ \alpha\vert$" src="form_1.png"/>. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>matrix&lt;std::complex&lt;double&gt; &gt; rho </dd></dl>

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<a class="anchor" id="a4888b906153e27ce839f8fc3c26c254b"></a><!-- doxytag: member="effective_ensemble::rho_vec" ref="a4888b906153e27ce839f8fc3c26c254b" args="()" -->
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          <td class="memname">vector&lt; std::complex&lt; double &gt; &gt; <a class="el" href="classeffective__ensemble.html#a4888b906153e27ce839f8fc3c26c254b">effective_ensemble::rho_vec</a> </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
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<p>Return density matrix as a vector <img class="formulaInl" alt="$\vec{\rho}$" src="form_2.png"/>. mapping is <img class="formulaInl" alt="$\vec{\rho}_{i*d+j}=\rho_{i,j}$" src="form_5.png"/>, where <img class="formulaInl" alt="$d$" src="form_4.png"/> is the dimension of the Hilbert space.</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>vector&lt;std::complex&lt;double&gt; &gt; </dd></dl>

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</div>
<a class="anchor" id="a5de7fb1227e8ae7148a43358f2db86a6"></a><!-- doxytag: member="effective_ensemble::set_P" ref="a5de7fb1227e8ae7148a43358f2db86a6" args="(vector&lt; double &gt; p)" -->
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          <td class="memname">void <a class="el" href="classeffective__ensemble.html#a5de7fb1227e8ae7148a43358f2db86a6">effective_ensemble::set_P</a> </td>
          <td>(</td>
          <td class="paramtype">vector&lt; double &gt;&#160;</td>
          <td class="paramname"><em>p</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div>
<div class="memdoc">
<p>Set the probability vector</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">p</td><td>vector&lt;double&gt; of probabilities </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a class="anchor" id="ac1f6a31d665e8b8c6b8b7ec933426c5f"></a><!-- doxytag: member="effective_ensemble::set_state" ref="ac1f6a31d665e8b8c6b8b7ec933426c5f" args="(int alpha, vector&lt; std::complex&lt; double &gt; &gt; vec)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void <a class="el" href="classeffective__ensemble.html#ac1f6a31d665e8b8c6b8b7ec933426c5f">effective_ensemble::set_state</a> </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>alpha</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">vector&lt; std::complex&lt; double &gt; &gt;&#160;</td>
          <td class="paramname"><em>vec</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">
<p>Set a particular state vector.</p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">alpha</td><td>index of state vector </td></tr>
    <tr><td class="paramname">vec</td><td>state vector &lt;std::complex&lt;double&gt; &gt; </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li>include/<a class="el" href="effective__ensemble_8hpp_source.html">effective_ensemble.hpp</a></li>
<li>src/effective_ensemble.cpp</li>
</ul>
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